Education
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Met Office
The United Kingdom's national weather service offering forecasts, climate data, and educational explainers on how weathe…
Metaballs
An illustrated explanation of metaballs, the gooey blobs that merge when they touch, with live interactive demos showing…
Metaculus
A public forecasting platform where a community makes and tracks probabilistic predictions about science, technology, an…
MetaNumbers
A number encyclopedia that shows everything about any positive integer you enter: prime factorization, divisors, binary…
Metaphorical.ly
An open-source effort to demystify common and popular technologies by explaining them through easy, jargon-free, brain-f…
Metaphorosis Magazine
A monthly speculative fiction magazine publishing free short stories in science fiction, fantasy, and slipstream, with a…
Metazooa
A daily animal guessing game where each wrong guess reveals how closely your animal is related to the mystery species on…
Meteor Shower Calendar
The American Meteor Society's calendar of annual meteor showers, listing which are active, their peak dates, and expecte…
Meteor Showers
An interactive 3D visualization by Ian Webster that shows meteor shower orbits sweeping through the solar system and whe…
Meteor Showers as Seen from Space
A 3D visualization of NASA meteor shower data showing the dust streams of comets crossing Earth's orbit, with the Persei…
Metro Bits
A long-running index of metro system maps from cities around the world, linking to official transit maps for hundreds of…
Metro Line Map
An interactive world map embedding the schematic line diagrams of hundreds of metro systems directly onto their real geo…
Metronome Online
A free online metronome with adjustable BPM, time signatures, accents, and subdivisions that works in the browser with n…
Metropolis
A design magazine covering architecture and interiors with a focus on sustainability, urban systems, and how buildings s…
Mezzoguild
A blog for self-directed language learners sharing strategies, resource reviews, and advice for tackling minority and en…
MHTableTennis
A free table tennis coaching blog from international player Matt Hetherington, with technical articles on every part of…
Mia Collections: Utagawa Hiroshige
The Minneapolis Institute of Art's open collection search for Utagawa Hiroshige, with over a thousand woodblock prints o…
Michael Fullan Blog
Posts from a leading authority on educational reform about leadership, school change, and deep learning for teachers and…
Michael Levy - Composer for Lyre
The home of composer Michael Levy, who recreates the music of antiquity on replica lyres, with albums themed on ancient…
Mickey, Disney, and the Public Domain
A Duke law center history of Mickey Mouse's 95-year entanglement with copyright, showing how Disney borrowed from the pu…
Microbe Hunter
A hub for amateur microscopists sharing techniques, forums, and photos of pond water organisms, bacteria, and other micr…
Microbreaks
A simple study and focus timer that schedules short resets, with optional sounds and guided breathing, and no account ne…
microgpt
A visualization of a tiny GPT language model running in your browser, so you can watch how tokens flow through the layer…
MicroGPT Explained Interactively
An interactive walkthrough of a 200-line GPT, from tokenizing names to stepping through backpropagation and attention he…
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